I must enhance you must enhance he must enhance we must enhance you must enhance they must enhance
Forme en V-ing
I must be enhancing you must be enhancing he must be enhancing we must be enhancing you must be enhancing they must be enhancing
Perfect
I must have enhanced you must have enhanced he must have enhanced we must have enhanced you must have enhanced they must have enhanced
Perfect en V-ing
I must have been enhancing you must have been enhancing he must have been enhancing we must have been enhancing you must have been enhancing they must have been enhancing
Négation
Forme simple
I mustn't enhance you mustn't enhance he mustn't enhance we mustn't enhance you mustn't enhance they mustn't enhance
Forme en V-ing
I mustn't be enhancing you mustn't be enhancing he mustn't be enhancing we mustn't be enhancing you mustn't be enhancing they mustn't be enhancing
Perfect
I mustn't have enhanced you mustn't have enhanced he mustn't have enhanced we mustn't have enhanced you mustn't have enhanced they mustn't have enhanced
Perfect en V-ing
I mustn't have been enhancing you mustn't have been enhancing he mustn't have been enhancing we mustn't have been enhancing you mustn't have been enhancing they mustn't have been enhancing
Forme interrogative
Forme simple
must I enhance? must you enhance? must he enhance? must we enhance? must you enhance? must they enhance?
Forme en V-ing
must I be enhancing? must you be enhancing? must he be enhancing? must we be enhancing? must you be enhancing? must they be enhancing?
Perfect
must I have enhanced? must you have enhanced? must he have enhanced? must we have enhanced? must you have enhanced? must they have enhanced?
Perfect en V-ing
must I have been enhancing? must you have been enhancing? must he have been enhancing? must we have been enhancing? must you have been enhancing? must they have been enhancing?
Forme interro-négative
Forme simple
mustn't I enhance? mustn't you enhance? mustn't he enhance? mustn't we enhance? mustn't you enhance? mustn't they enhance?
Forme en V-ing
mustn't I be enhancing? mustn't you be enhancing? mustn't he be enhancing? mustn't we be enhancing? mustn't you be enhancing? mustn't they be enhancing?
Perfect
mustn't I have enhanced? mustn't you have enhanced? mustn't he have enhanced? mustn't we have enhanced? mustn't you have enhanced? mustn't they have enhanced?
Perfect en V-ing
mustn't I have been enhancing? mustn't you have been enhancing? mustn't he have been enhancing? mustn't we have been enhancing? mustn't you have been enhancing? mustn't they have been enhancing?